baber/WOPTO huggingface dataset:
Patent KR-20030041123-A (KR)
Inventor: MUN HONG MO
IPC: B29C45/16
Filed: 2003-05-06
Abstract: PURPOSE: An interior material forming method for a vehicle is provided to form the soft, gloss and comfortable surface by preventing damage of the outer skin against pressure, and to improve the quality by sticking the core material to the outer skin material evenly. CONSTITUTION: An upper mold is combined with a lower mold(20), and a core material is formed by injecting injection liquid to the space between upper and lower molds(21). The upper mold is opened, and an outer skin material is placed under an intermediate mold(22,23). The outer skin material is heated(24), and the intermediate mold is inserted between upper and lower molds(25). The outer skin material is pressed on the core material by moving down upper and intermediate molds sequentially(26), and the intermediate mold is opened from the lower mold finely to elastically recover the outer skin material(27,28). The interior material is withdrawn by opening upper and intermediate molds completely(29). The quality is improved by integrally forming the core material with the outer skin material.
Patent KR-20040103537-A (KR)
Inventor: AHN BEOM JONG
IPC: G06Q50/06
Filed: 2003-05-29
Abstract: PURPOSE: A method for managing safety of city gas pipeline using a GIS(Geographic Information System) is provided to estimate human or/and material loss of an accident by predicting an accident probability in a unit length of the gas pipeline based on present gas accident data and manage the safety of the city gas pipeline depending on estimation of the human and/or material loss for a risk of the gas pipeline. CONSTITUTION: The probability for damaging the city gas pipeline is operated based on pipeline damaging factors. A representative value of death caused by the accident in each section is defined by discriminating the section based on a gas leakage speed and a human loss probability, and operating a pipeline length in each section, and a total length of the pipeline injuring fatal damages is operated to a predetermined position around the pipeline based on the representative value. A risk degree is operated based on a city gas pipeline damage probability and the total length injuring the fatal damages.
Patent KR-20040107608-A (KR)
Inventor: LEE JUNG SUP
IPC: A45B25/18
Filed: 2003-06-05
Abstract: PURPOSE: Provided is a zippered umbrella case connected to an umbrella to improve user convenience, allowing the user to adjust the opening of an umbrella canopy in accordance with weather conditions. CONSTITUTION: The zippered umbrella case is connected to an existing umbrella as one body. Particularly, the umbrella case is connected to a handle of the umbrella through at least two hooks formed on a main pole of the umbrella in order for a user to be able to adjust the opening of the umbrella canopy depending on weather conditions. For instance, in a windy day the user opens the umbrella low and narrow, whereas in a rainy day without wind the user opens the umbrella high and wide.
Patent KR-20040002540-A (KR)
Inventor: FUKUI TATSUO
IPC: H01L21/00
Filed: 2003-06-12
Abstract: PURPOSE: To detect the position of a mark to be inspected, with respect to an original point provided on a substrate, regardless of the positioning point of the mark in the area of the visual field of a device. CONSTITUTION: The device for detecting the position of mark is provided with illuminating means(13-19) which illuminate an objective substrate, an imaging means(1924) which makes images, based on the light reflected from the substrate and outputs image signals, and a measuring means 25 which measures the fixed-pattern noise of the device, based on first image signals fetched from the imaging means(1924) when a reference substrate, having known reflection characteristics, is used as the objective substrate. The device is also provided with a storage means 26, which stores the fixed-pattern noise and a calculating means 25 which calculates the position of the mark to be inspected, based on second image signals fetched from the imaging means(1924) and the fixed-pattern noise stored in the storage 26, when a substrate 11, to be inspected on which the mark to be inspected is formed, is used as the objective substrate.
Patent KR-20050001672-A (KR)
Inventor: LEE YOUNG DAE
IPC: B60L11/18
Filed: 2003-06-26
Abstract: PURPOSE: A method of controlling auxiliary battery for electric vehicle is provided to effectively utilize the regenerated energy by controlling the charge voltage of a DC/DC converter and capacity of an auxiliary battery. CONSTITUTION: A method comprises a step(110,120) of operating an electric vehicle and a DC/DC converter of the electric vehicle; a step(130) of judging whether a brake signal is input during operation of the electric vehicle; a step(140) of comparing a set voltage(Vs) of the DC/DC converter and a terminal voltage(Vo) of an auxiliary battery and judging whether the set voltage of the DC/DC converter is higher than or same as the terminal voltage of the auxiliary battery, if the brake signal is not input; and a step(150) of charging the auxiliary battery, if the condition in the previous step(140) is satisfied.
Patent KR-20050005598-A (KR)
Inventor: LEE JAE HOON
IPC: A44C27/00
Filed: 2003-07-05
Abstract: PURPOSE: A method for production of accessories emitting anions and far infrared rays is provided to block electronic wave and watervein wave harmful to human body and to promote the activation of metabolism by emitting anions and far infrared rays useful to human body. CONSTITUTION: The method comprises the steps of shaping original copper plate in the determined shape; dissolving mineral emitting far infrared rays and dissolving the metals such as gold, silver, zinc and the like having excellent barrier properties against electronic wave and watervein wave respectively to prepare each melt; filtering the melt to increase the purity of the melt; and putting the original copper plate into the filtered melt and performing electrolysis to coat a plurality of plates.
Patent KR-20050006407-A (KR)
Inventor: JUNG HAE WON
IPC: G06F12/00
Filed: 2003-07-08
Abstract: PURPOSE: A memory mapping device for mapping relationship between an instance and a VLAN(Virtual Local Area Network) ID on MSTP(Multiple Spanning Tree Protocol), and a method thereof are provided to efficiently save a memory for a mapping table of each instance/VLAN ID on the MSTP. CONSTITUTION: The memory(240) stores information corresponding to the VLAN ID. A memory manager(200) makes a sum of bit number of each block larger than the maximum acceptable number of the VLAN ID by arranging the blocks in the memory. An operator(220) calculates a position of the bit matched with the VLAN ID expressed as an integer based on the number of the bits. A mapper(230) sets the bit corresponding to the calculated bit position to a specified logic state.
Patent KR-20050007819-A (KR)
Inventor: AHN CHEOL WOONG
IPC: G11B17/03
Filed: 2003-07-11
Abstract: PURPOSE: An optical disc drive tray locking apparatus and a disc drive adopting the apparatus are provided to increase a shock performance, to make a stable locking in a small actuating space, and to make a structure slim. CONSTITUTION: The apparatus comprises a solenoid(270), the first locking member, the first member(210), the second member(220), the third member(230), and the first elastic member. The solenoid(270) includes an actuation part, a magnet to which the actuation part is adhered, and a coil which selectively attenuates a magnetic force. The first locking member is installed at a fixed frame. The first member(210), installed rotationally at the tray, includes the second locking member selectively combined with the first locking member. The first member(210) is elastically biased in a direction of a combination of the first locking member with the second locking member. The second member(220), also installed rotationally at the tray, includes a connector connecting to the actuation part of the solenoid(270). The second member(220) is elastically biased for rotating the first member(210) in a direction of a release of the first locking member from the second locking member according as the actuation part is separated from the magnet. The third member(230), also installed rotationally at the tray, rotates the second member(220) for adhering the actuation part to the magnet by being interfered with the first locking member when the tray is loaded. The first elastic member recovers the third member when the interference with the first locking member is finished.
Patent KR-20050018078-A (KR)
Inventor: CHOI YOUNG DOO
IPC: H04R1/02
Filed: 2003-08-13
Abstract: PURPOSE: A compact speaker is provided to perform various wire connections without regard to the position of a speaker connection port by arranging the port on a PCB board efficiently. CONSTITUTION: The compact speaker includes a frame(111) having an inner space, and a magnet(114) placed upward, and a top plate(115) forming a magnetic circuit by being formed on an upper plane of the magnet. A bottom plate(112) forms the magnetic circuit together with the magnet. A diaphragm(116) is assembled on the upper plane of the frame. A voice coil(117) vibrates the diaphragm as moving up and down straightly according to magnetic field. A PCB board(120) is bonded to the outside of the frame, and includes the first and the second and the fifth and the sixth port connecting a wire selectively in order to apply a driving supply power to the speaker. The PCB board also includes the third and the fourth port to connect a lead wire of the voice coil.
Patent KR-20050020344-A (KR)
Inventor: SHINOHARA HIRONOBU
IPC: C08J7/04
Filed: 2003-08-22
Abstract: PURPOSE: Provided is a conductive high polymer film which lets a conductive high polymer adhered to the surface of the film so that it improves anti-static function and blocking function against electronic waves. CONSTITUTION: The conductive high polymer film is characterized by using polythiophene materials or derivatives thereof as the conductive high polymer, in which visible transmission rate of the conductive high polymer film is 78% or more, surface authentic resistance is 10¬3-10¬12¥Ø and the thickness of a conductive high polymer layer is 3μm and less. The high polymer film includes acetyl cellulose materials or norbornene materials.
Patent KR-20050022442-A (KR)
Inventor: JO CHA JEA
IPC: C25D3/56
Filed: 2003-08-30
Abstract: PURPOSE: To provide a black dull surface treated copper foil which is excellent in etching property, oxidation resistance, heat resistance and chemical resistance and has high peel strength, from which black particles are not stained, and which improves productivity and accomplishes a fixed surface roughness according to formation of a plating layer comprising a submicroscopic nodule having the same effect as the processes without performing of roughening process and barrier layer forming process, and a method for manufacturing the same. CONSTITUTION: The method for manufacturing a surface treated copper foil comprises a step(S100) of providing a copper or copper alloy substrate; and a step(S300) of electroplating one side surface or both side surfaces of the substrate using an electrolyte containing copper(Cu), cobalt(Co), iron(Fe) and nickel(Ni), wherein the step(S300) is performed using an electrolyte in which concentration of Cu is 0.1 to 2.0 g/L, concentration of Co is 0.1 to 10.0 g/L, concentration of Fe is 0.1 to 6.0 g/L, and concentration of Ni is 0.02 to 2.0 g/L, wherein the step(S300) is performed using an electrolyte in which concentration of Cu is 0.2 to 1.0 g/L, concentration of Co is 3.0 to 9.0 g/L, concentration of Fe is 1.5 to 4.0 g/L, and concentration of Ni is 0.1 to 1.5 g/L, wherein electrolytic treatment is performed in the step(S300) under the conditions that electrolyte temperature is 20 to 50 deg.C, pH is 0.5 to 6, treatment time is 2 to 30 seconds, and cathode current density is 0.5 to 20 A/dm¬2, wherein electrolytic treatment is performed in the step(S300) under the conditions that electrolyte temperature is 30 to 40 deg.C, pH is 1 to 3, treatment time is 5 to 20 seconds, and cathode current density is 2 to 15 A/dm¬2, and wherein direct current, pulse current, or direct current and pulse current is used during electroplating in the step(S300).
Patent KR-20050024131-A (KR)
Title: Device for reinforcing burying soil for a sewer pipe in civil engineering and road works by filling both spaces formed by assembling a circular-arc shape mold and a lower portion of a drain ditch pipe
Inventor: MIN BYUNG EE
IPC: E03F3/04
Filed: 2003-09-04
Abstract: PURPOSE: A device for reinforcing burying soil for a sewer pipe in civil engineering and road works is provided to easily connect a drain ditch pipe by reinforcing firmly both side walls of the drain ditch pipe, to keep high-strength durability, and to match a whole area and a connection portion of the drain ditch pipe. CONSTITUTION: A drain ditch pipe reinforcing device fills both spaces(6) formed by placing a drain ditch pipe(7) in a middle portion of a mold(1) having a circular arc-shaped section with cement mortar(8) and a steel bar(5). A support pipe(11) is installed at both edges of the mold to contact with both side walls of the drain ditch pipe. The cement mortar is filled through input ports(12) formed intermittently on the support pipe into the support pipe.
Patent KR-20050025859-A (KR)
Title: A pcb making method
Inventor: EO TAE SIK
IPC: H05K3/46
Filed: 2003-09-08
Abstract: A method for manufacturing PCB(Printed Circuit Board) is provided to reduce a pattern size and to increase a pattern integration scale by exposing only a pattern where a gold plating layer is formed. A photosensitive insulation layer(25) is formed upper and lower sides of a conductive central layer. The photosensitive insulation layer(25) on the central layer is selectively removed and patterns(30,50') are formed where the photosensitive insulation layer(25) is removed by a plating process. Another photosensitive insulation layer(35) and a peeling member are sequentially laminated on a surface of the photosensitive insulation layer(25). The photosensitive insulation layer(35) and the peeling member are selectively removed and a connecting boss(40) is formed on the removed positions. The central layer is removed such that the components on the upper and lower sides of the central layer are laminated on each other while at least one side which was in contact with the central layer is exposed to outside. A metal layer is formed on at least one side of the laminated result. The metal layer is selectively removed to form a pattern.
Patent KR-20050028073-A (KR)
Title: Mobile communication terminal having an rotating sub-housing
Inventor: JANG CHUL HO
IPC: H04B1/38
Filed: 2003-09-17
Abstract: A mobile terminal having a rotatable auxiliary body part is provided to have various functions by installing different function components at a remaining space of the auxiliary body part. A body part(10) includes a plurality of number character keys(11) at one surface thereof. A folder part(20) is rotatably installed to be folded or unfolded centering on one end of the body part(10). A hinge part(30) rotatably connects the body part(10) and the folder part(20). An auxiliary body part(40) is rotatably installed at the other end of the body part(10) and includes a navigation key(41) or a plurality of function keys at one surface thereof. A rotating unit rotatably connects the auxiliary body part(40) to the body part(10) axially centering on the longitudinal directional center of the body part(10).
Patent KR-20050029059-A (KR)
Title: Apparatus for manufacturing of oxygen water
Inventor: HWANG HYUN BAE
IPC: C02F1/74
Filed: 2003-09-20
Abstract: To provide an apparatus for producing oxygen water, wherein the apparatus sterilizes water within a short time and increases dissolved oxygen in water, improves sterilizing power by compositely sterilizing water according to functions and improves dissolution ratio of oxygen by ejecting a mixture of water and oxygen. The apparatus for producing oxygen water comprises: a water tank(11); a circulation pipe(12) connected to the water tank to circulate water in the water tank; a circulation pump(15) installed on the circulation pipe; an oxygen dissolver(40) installed on the circulation pipe to dissolve oxygen into water by mixing oxygen generated from an oxygen generator(30) with water; a first sterilization means(20) installed on the circulation pipe; and a discharge pipe(13) which is connected to the circulation pipe, and on which a valve(14) is installed, wherein the first sterilization means comprises a case, at least one pair of electrode plates and a voltage impressing means, and wherein the oxygen dissolver comprises a housing, an orifice part, an oxygen ejection nozzle part and a turbulence generation part.
Patent KR-20030086468-A (KR)
Inventor: CHOI DONG SUN
IPC: A47L15/00
Filed: 2003-09-18
Abstract: PURPOSE: A dish washer for a sink is provided to clean wash dishes of various shapes by installing a rotary plate to which a pot cleaner is attached. CONSTITUTION: A rotary plate(2) has a hexagonal hole and a plurality of springs(1). A rotary shaft(8) rotates the circular plate. A friction unit(6) is formed at the upper part and lower part of the rotary shaft. An upper hexagonal protrusion(4) and a lower hexagonal protrusion(9) are formed at the top and bottom of the rotary shaft. A shaft supporter(10) supports the rotary shaft. A screw unit(11) is formed at the bottom of the shaft supporter, and is fit into a rubber ring(12). A motor case(13) has an internal screw(11-1) supporting the shaft supporter, and protects a geared motor(15) from water. A vacuum compression rubber plate(14) fixes the motor case to a sink(16). A switch(17) supplies/shuts off power to the geared motor.
Patent KR-20050032873-A (KR)
Title: Flame guide apparatus for gas burner
Inventor: CHANG KI PUNG
IPC: F23D14/06
Filed: 2003-10-02
Abstract: A flame guide device for a gas burner is provided to prevent incomplete combustion of fuel gas by increasing the supply amount of oxygen in flames of the burner, to improve thermal efficiency by concentrating flames to the central part of a cooking receptacle, and to enable safe use by preventing soup from flowing to the burner although soup overflows in cooking. A gas burner has a body(10) in which a gas chamber(13) is arranged, and plural flame holes(15) formed in the top of the body in a state of communicating with the gas chamber. The body is formed to the periphery of an opening(11) in a closed loop shape to constitute the vertically pierced opening to the center. A flame guide device for the gas burner comprises a guide inside tube(27) upward extended toward the opening of the body, and a guide cover(20) arranged to the upper side of the body and upward inclined toward the guide inside tube. A jet(25), jetting flames guided to the center by the guide cover, is formed between the guide cover and the guide inside tube.
Patent KR-20050035323-A (KR)
Inventor: AN WON HUN
IPC: E04C2/26
Filed: 2003-10-10
Abstract: 본 발명은 경량기포콘크리트 복합판넬에 관한 것이다. 
     본 발명의 복합판넬은, 철재로 된 다수 개의 수직부재와 수평부재가 용접 또는 볼트 결합되어 상, 하, 좌, 우 측면이 막혀 있고, 전면과 후면이 개방되어 있는 골격과; 골격의 전면과 후면에 고정되되 테두리가 상기 골격의 테두리보다 내측에 위치하고, 개방되어 있는 골격의 전면과 후면에 틈이 발생되지 않도록 되어 있으며, 방수성을 갖는 합판과; 골격에 합판이 고정되어 형성된 내부 공간에 매립되어 있는 경량기포콘크리트;로 구성된다. 
     본 고안에 의해, 복합판넬 제작시 별도의 거푸집이 필요하지 않아 원가 절감 및 제작 시간을 단축시킬 수 있게 되고, 복합판넬간 상호 결합을 위해 용접을 실시할 때 합판에 손상이 가지 않게 되며, 합판에 내장재와 외장재가 보다 견고하게 고정되게 된다.
Patent KR-20050040419-A (KR)
Inventor: CHO SANG MYUNG
IPC: F04C18/02
Filed: 2003-10-28
Abstract: 본 발명의 스크롤 압축기의 상부 프레임 고정구조는 밀폐 용기의 내부 상측에 상부 프레임이 설치되어 있고, 그 상부 프레임에 고정 스크롤이 고정되어 있으며, 그 고정 스크롤과 상부 프레임의 사이에는 선회 스크롤이 설치되어 있는 스크롤 압축기에서, 상기 상부 프레임의 측면에 형성한 접합홈에 밀폐 용기에 형성된 통공의 내주면을 소성가공하여 소성가공부가 접합홈에 삽입되도록 한 상태에서 그 소성가공부를 접합홈에 용접하여 고정함으로써, 상부 프레임이 밀폐 용기기 직접 강한 결합력으로 접합이 이루어지게 되어 압축기의 운전시 발생되는 진동에 의해 밀폐 용기와 상부 프레임의 접합부가 떨어지는 것이 방지된다.
Patent KR-20050045495-A (KR)
Inventor: RYU JEA YONG
IPC: G11B19/02
Filed: 2003-11-11
Abstract: 본 발명은 광디스크 장치의 동작특성 설정방법에 관한 것으로서, 삽입 장착된 광디스크의 유형을 판별하는 제 1단계; 상기 광디스크의 데이터 기록가능 영역으로부터 재생신호의 특성을 검출하는 제 2단계; 및 장치의 동작특성을, 상기 판별된 디스크 유형 및 상기 검출된 재생신호의 특성에 따른 기 저장된 최적의 동작특성으로 가변 설정하는 제 3단계를 포함하여 이루어져, 실험에 의해 기 검출저장된 광디스크 유형별 지터량에 따른 최적의 동작특성 정보를 이용하여, 드라이브의 동작특성을 최적의 상태로 가변 설정함으로써, 안정된 서보동작 및 이로부터 최적의 재생동작이 이루어지게 되는 매우 유용한 발명인 것이다.
Patent KR-20040044334-A (KR)
Inventor: MASACHIKA AKIRA
IPC: G06Q50/10
Filed: 2003-11-12
Abstract: PURPOSE: A consultation business system, a server, a consultation business terminal, and a program are provided to display subsidiary data in a short time with simple manipulation. CONSTITUTION: The system has the consultation business terminal(7) performing a consultation business with a customer, and the servers(5-1¯5-n) storing applications operating the consultation business terminal and executing the applications based on the manipulation from the consultation business terminal. The server writes a virtual screen including a consultation case screen and the subsidiary data by using a link data table linking the data included in the consultation case screen with the subsidiary data assisting the consultation business, and outputs the virtual screen to the consultation business terminal.
Patent KR-20050046079-A (KR)
Inventor: KIM YOUNG KOUNG
IPC: F24F7/08
Filed: 2003-11-13
Abstract: 본 발명은 환기 장치의 배기 덕트의 흡입구 측에 설치된 오염 감지 센서를 이용하여 실내의 오염도를 검출하고, 이를 바탕으로 환기 장치의 풍량을 자동으로 조절하는 환기 장치를 구비하는 공기 조화기와 환기 장치의 풍량 자동 조절방법에 관한 것으로, 상기 풍량 자동 조절방법은, 환기 장치의 운전을 시작하는 제 1 단계와, 상기 환기 장치의 배기 덕트의 배기 흡입공 측에 설치된 오염 감지 센서로 외부로 배기되는 실내 공기의 오염도를 측정하는 제 2 단계와, 상기 측정 농도가 미리 셋팅된 제 1 설정 농도보다 클 경우엔 환기 장치를 강풍으로 운전하는 제 3 단계와, 상기 오염 감지 센서로 외부로 배기되는 실내 공기의 오염도를 재측정하는 제 4 단계와, 상기 재측정 농도가 미리 셋팅된 제 2 설정 농도보다 작을 경우엔 환기 장치를 약풍으로 운전하는 제 5 단계를 포함하는 것을 특징으로 한다.
Patent KR-20050048830-A (KR)
Inventor: KIM HONG CHUN
IPC: G06F15/02
Filed: 2003-11-20
Abstract: 본 발명에서는 구분되는 2개의 디스플레이 장치를 구비하고, 이 디스플레이 장치에 연관된 화면 출력을 수행함으로써, 동일한 데이터베이스로부터 그 연관되는 출력조건을 달리하여 정보의 조합출력이 가능한 전자서적이 개시된다. 
     이를 위한 본 발명은 독립적으로 서적에 수록되는 각 내용이 수록된 데이터베이스(10)로부터 연관된 2개의 화면출력정보를 수집하는 제어유닛(12)과: 이 제어유닛(12)의 조건모듈을 지정하는 입력수단(14)과: 이 입력수단(14)의 조건모듈에 따른 제어유닛에 의해 2개의 구분된 화면출력이 수행되는 2개의 디스플레이장치(16)로 이루어진 것을 특징으로 한다. 
     따라서, 본 발명에서는 동일한 데이터베이스로부터 그 연관되는 출력조건을 달리하여 정보의 조합출력이 가능한 서적이 마련되어 하나의 서적으로부터 다양한 종류의 서적이 마련되는 효과를 얻게 된다.
Patent KR-20040011397-A (KR)
Inventor: KIM MYUNG GU
IPC: H04L/
Filed: 2003-11-24
Abstract: PURPOSE: A lyrics providing system for a digital audio file is provided to obtain lyrics data precisely synchronized with lyrics of a plurality of digital audio files having different playing times under the same title of musical composition. CONSTITUTION: A lyrics providing system for a digital audio file includes at least one or more terminals(10,10') connected via internet network, a main server(20) and a database server(30). One of the terminals selects a certain MP3 digital audio file and transmits tag information to the main server to download lyrics data set in the selected MP3 audio file. The main server detects the lyrics data assigned to the corresponding MP3 audio file according to the tag information and transmits the lyrics data to the terminal. The main server detects the MP3 audio file according to playing time information in addition to the ID tag information, so that the main server detects the lyrics data precisely synchronized with the lyrics output state and singer's voice. The database server extracts a corresponding file among stored lyrics data files according to the request of the main server. The lyrics data stored in the database server is synchronized with the ID tag information, the title, and the playing time information in advance.
Patent KR-20050052887-A (KR)
Inventor: SHIN WOO GEUN
IPC: H04L12/28
Filed: 2003-12-01
Abstract: 본 발명은 ATM 가입자 보드의 백프레셔 장치 및 그 방법을 제공하기 위한 것으로, 스위치로부터 데이터를 입력받고 프레이머로부터 송신 PTPA를 입력받아 트래픽을 관리하는 트래픽 관리부와; 상기 트래픽 관리부로부터 제어 신호와 송신 데이터를 입력받아 OAM 처리를 수행하는 OAM 처리부와; 상기 OAM 처리부에서 제어 데이터와 송신 데이터를 입력받고 상기 트래픽 관리부로 송신 PTPA를 전송하며, ATM 트래픽을 SDH로 변환 또는 역변환시키는 프레이머를 포함하여 구성함으로써, ATM 가입자 보드 내 디바이스가 연결되어 있을 때 데이터 폭주가 발생할 경우 트래픽을 선별처리 할 수 있게 되는 것이다.